19981148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{1949}}^1$

素因数の和:2197

約数の個数: 24

約数和(自身を含む): 38329200

約数和(自身を除く): 18348052

約数列:

[1, 2, 4, 11, 22, 44, 233, 466, 932, 1949, 2563, 3898, 5126, 7796, 10252, 21439, 42878, 85756, 454117, 908234, 1816468, 4995287, 9990574, 19981148]

約数ペア:

[(1, 19981148), (2, 9990574), (4, 4995287), (11, 1816468), (22, 908234), (44, 454117), (233, 85756), (466, 42878), (932, 21439), (1949, 10252), (2563, 7796), (3898, 5126)]